The crash on the southbound side of the freeway at Norwalk Avenue was reported at 3:13 a.m., according to the CHP. All southbound lanes of the freeway were closed and a SigAlert was issued, said CHP Officer Anthony Martin.

No injuries were reported, said Los Angeles County Fire officials.

County fire crews and Caltrans personnel cleaned up the approximately 40-gallon fuel spill and reopened all lanes around 8:15 a.m., officials said.